| 
            
                Y. Kim, M. H. Cho, I. S. Ko, W. Namkung, J. S. Oh, and D. Son, “Start-To-End Simulations for PAL XFEL Project”, in Proc. 26th Int. Free Electron Laser Conf. & 11th FEL Users Workshop (FEL'04), Trieste, Italy, Aug.-Sep. 2004, paper MOPOS18, pp. XX-XX. | 
                                
            
             | 
            
                J. S. Oh, Y. Kim, I. S. Ko, and W. Namkung, “Design Study on 0.3-nm PAL-XFEL”, in Proc. 26th Int. Free Electron Laser Conf. & 11th FEL Users Workshop (FEL'04), Trieste, Italy, Aug.-Sep. 2004, paper MOPOS36, pp. XX-XX. | 
                                
            
             | 
            
                S. J. Park et al., “Design Study of Low-Emittance Injector for SASE-XFEL at Pohang Accelerator Laboratory”, in Proc. 26th Int. Free Electron Laser Conf. & 11th FEL Users Workshop (FEL'04), Trieste, Italy, Aug.-Sep. 2004, paper MOPOS37, pp. XX-XX. | 
                                
            
             | 
            
                H. Suk et al., “Overview of The Laser Wakefield Acceleration Research at KERI”, in Proc. 21st Linear Accelerator Conf. (LINAC'02), Gyeongju, Korea, Aug. 2002, paper TH204, pp. 591-595. | 
                                
            
             | 
            
                J. H. Kim et al., “Upgrade of The MPS Control System for PLS Linac”, in Proc. 21st Linear Accelerator Conf. (LINAC'02), Gyeongju, Korea, Aug. 2002, paper TH443, pp. 695-697. | 
                                
            
             | 
            
                G. N. Kim et al., “Status of Pohang Neutron Facility Based on 100-MeV Electron Linac”, in Proc. 21st Linear Accelerator Conf. (LINAC'02), Gyeongju, Korea, Aug. 2002, paper TU432, pp. 383-385. | 
                                
            
             | 
            
                K. M. Ha et al., “PLS Fully Digital Controlled Corrector Power Supplies”, in Proc. 10th Int. Conf. on Accelerator and Large Experimental Physics Control Systems (ICALEPCS'05), Geneva, Switzerland, Oct. 2005, paper P3_045. | 
                                
            
             | 
            
                C. Kim, H.-S. Kang, G. Kim, I. S. Ko, and J. H. Ko, “Micro-Bunching Instability Monitor for X-ray Free Electron Laser”, in Proc. 7th Int. Beam Instrumentation Conf. (IBIC'18), Shanghai, China, Sep. 2018, pp. 404-406. | 
                                
            
             | 
            
                C. Kim, H.-S. Kang, G. Kim, I. S. Ko, and J. H. Ko, “Monitor for Microbunching Instability in X-ray Free Electron Laser”, presented at the 9th Int. Beam Instrumentation Conf. (IBIC'20), Santos, Brazil, Sep. 2020, paper TUPP27, unpublished. | 
                                
            
             | 
            
                I. S. Ko et al., “TRAPPING OF BACKGROUND PLASMA ELECTRONS BY PLASMA WAKEFIELDS”, in Proc. 2nd Asian Particle Accelerator Conf. (APAC'01), Beijing, China, Sep. 2001, paper WEBM01, pp. XX-XX. |